Classifications

• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K9/00—Medicinal preparations characterised by special physical form
  • A61K9/20—Pills, tablets, discs, rods
  • A61K9/2072—Pills, tablets, discs, rods characterised by shape, structure or size; Tablets with holes, special break lines or identification marks; Partially coated tablets; Disintegrating flat shaped forms
  • A61K9/2086—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat
  • A61K9/209—Layered tablets, e.g. bilayer tablets; Tablets of the type inert core-active coat containing drug in at least two layers or in the core and in at least one outer layer
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K9/00—Medicinal preparations characterised by special physical form
  • A61K9/20—Pills, tablets, discs, rods
  • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
  • A61K9/2806—Coating materials
  • A61K9/2833—Organic macromolecular compounds
  • A61K9/286—Polysaccharides, e.g. gums; Cyclodextrin
  • A61K9/2866—Cellulose; Cellulose derivatives, e.g. hydroxypropyl methylcellulose
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K9/00—Medicinal preparations characterised by special physical form
  • A61K9/20—Pills, tablets, discs, rods
  • A61K9/28—Dragees; Coated pills or tablets, e.g. with film or compression coating
  • A61K9/2886—Dragees; Coated pills or tablets, e.g. with film or compression coating having two or more different drug-free coatings; Tablets of the type inert core-drug layer-inactive layer
• • A—HUMAN NECESSITIES
  • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
  • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
  • A61K9/00—Medicinal preparations characterised by special physical form
  • A61K9/48—Preparations in capsules, e.g. of gelatin, of chocolate
  • A61K9/50—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals
  • A61K9/5073—Microcapsules having a gas, liquid or semi-solid filling; Solid microparticles or pellets surrounded by a distinct coating layer, e.g. coated microspheres, coated drug crystals having two or more different coatings optionally including drug-containing subcoatings

Landscapes

• Health & Medical Sciences (AREA)
• Engineering & Computer Science (AREA)
• Bioinformatics & Cheminformatics (AREA)
• Epidemiology (AREA)
• Medicinal Chemistry (AREA)
• Pharmacology & Pharmacy (AREA)
• Chemical & Material Sciences (AREA)
• Life Sciences & Earth Sciences (AREA)
• Animal Behavior & Ethology (AREA)
• General Health & Medical Sciences (AREA)
• Public Health (AREA)
• Veterinary Medicine (AREA)
• Medicinal Preparation (AREA)
• Compositions Of Macromolecular Compounds (AREA)
• Cosmetics (AREA)

Applications Claiming Priority (2)

Publications (1)

Family

ID=22855672

Family Applications (1)

Country Status (10)

Families Citing this family (7)

Family Cites Families (3)

• 1999
  • 1999-12-02 CA CA002322293A patent/CA2322293A1/en not_active Abandoned
  • 1999-12-02 AU AU20371/00A patent/AU2037100A/en not_active Abandoned
  • 1999-12-02 CN CN 99804552 patent/CN1295469A/zh active Pending
  • 1999-12-02 JP JP2000591980A patent/JP2002534373A/ja active Pending
  • 1999-12-02 BR BR9908394-9A patent/BR9908394A/pt not_active IP Right Cessation
  • 1999-12-02 EP EP99964056A patent/EP1058543A1/en not_active Withdrawn
  • 1999-12-02 ID IDW20001919A patent/ID26814A/id unknown
  • 1999-12-02 WO PCT/US1999/028559 patent/WO2000040223A1/en not_active Ceased
  • 1999-12-20 AR ARP990106576 patent/AR022118A1/es not_active Application Discontinuation
• 2000
  • 2000-09-26 BG BG104799A patent/BG104799A/xx unknown

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